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add bottom up music refresh

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This commit is contained in:
Luke Pulverenti 2014-02-06 18:54:33 -05:00
parent 69bba586f5
commit 73677b94c6
3 changed files with 115 additions and 22 deletions
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97
MediaBrowser.Controller/Entities/Audio/MusicArtist.cs
View file

@ -1,9 +1,11 @@
using MediaBrowser.Controller.Providers;
using MediaBrowser.Common.Progress;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Configuration;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.Threading;
using System.Threading.Tasks;
@ -13,7 +15,7 @@ namespace MediaBrowser.Controller.Entities.Audio
/// <summary>
/// Class MusicArtist
/// </summary>
public class MusicArtist : Folder, IItemByName, IHasMusicGenres, IHasDualAccess, IHasTags, IHasProductionLocations
public class MusicArtist : Folder, IMetadataContainer, IItemByName, IHasMusicGenres, IHasDualAccess, IHasTags, IHasProductionLocations
{
[IgnoreDataMember]
public List<ItemByNameCounts> UserItemCountList { get; set; }
@ -108,5 +110,96 @@ namespace MediaBrowser.Controller.Entities.Audio
{
return config.BlockUnratedMusic;
}
public async Task RefreshAllMetadata(MetadataRefreshOptions refreshOptions, IProgress<double> progress, CancellationToken cancellationToken)
{
var items = RecursiveChildren.ToList();
var songs = items.OfType<Audio>().ToList();
var others = items.Except(songs).ToList();
var totalItems = songs.Count + others.Count;
var percentages = new Dictionary<Guid, double>(totalItems);
var tasks = new List<Task>();
// Refresh songs
foreach (var item in songs)
{
if (tasks.Count > 3)
{
await Task.WhenAll(tasks).ConfigureAwait(false);
tasks.Clear();
}
cancellationToken.ThrowIfCancellationRequested();
var innerProgress = new ActionableProgress<double>();
// Avoid implicitly captured closure
var currentChild = item;
innerProgress.RegisterAction(p =>
{
lock (percentages)
{
percentages[currentChild.Id] = p / 100;
var percent = percentages.Values.Sum();
percent /= totalItems;
percent *= 100;
progress.Report(percent);
}
});
tasks.Add(RefreshItem(item, refreshOptions, innerProgress, cancellationToken));
}
await Task.WhenAll(tasks).ConfigureAwait(false);
tasks.Clear();
// Refresh current item
await RefreshMetadata(refreshOptions, cancellationToken).ConfigureAwait(false);
// Refresh all non-songs
foreach (var item in others)
{
if (tasks.Count > 3)
{
await Task.WhenAll(tasks).ConfigureAwait(false);
tasks.Clear();
}
cancellationToken.ThrowIfCancellationRequested();
var innerProgress = new ActionableProgress<double>();
// Avoid implicitly captured closure
var currentChild = item;
innerProgress.RegisterAction(p =>
{
lock (percentages)
{
percentages[currentChild.Id] = p / 100;
var percent = percentages.Values.Sum();
percent /= totalItems;
percent *= 100;
progress.Report(percent);
}
});
tasks.Add(RefreshItem(item, refreshOptions, innerProgress, cancellationToken));
}
await Task.WhenAll(tasks).ConfigureAwait(false);
progress.Report(100);
}
private async Task RefreshItem(BaseItem item, MetadataRefreshOptions refreshOptions, IProgress<double> progress, CancellationToken cancellationToken)
{
await item.RefreshMetadata(refreshOptions, cancellationToken).ConfigureAwait(false);
progress.Report(100);
}
}
}

6
MediaBrowser.Controller/Entities/Folder.cs
View file

@ -475,10 +475,6 @@ namespace MediaBrowser.Controller.Entities
await ItemRepository.SaveChildren(Id, ActualChildren.Select(i => i.Id).ToList(), cancellationToken).ConfigureAwait(false);
}
}
else
{
validChildren.AddRange(ActualChildren);
}
progress.Report(10);
@ -486,7 +482,7 @@ namespace MediaBrowser.Controller.Entities
if (recursive)
{
await ValidateSubFolders(validChildren.OfType<Folder>().ToList(), progress, cancellationToken).ConfigureAwait(false);
await ValidateSubFolders(ActualChildren.OfType<Folder>().ToList(), progress, cancellationToken).ConfigureAwait(false);
}
progress.Report(20);

34
MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs
View file

@ -82,26 +82,30 @@ namespace MediaBrowser.Providers.MediaInfo
if (!File.Exists(path))
{
using (var stream = await _mediaEncoder.ExtractImage(new[] { item.Path }, InputType.File, true, null, null, cancellationToken).ConfigureAwait(false))
var semaphore = GetLock(path);
// Acquire a lock
await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
var semaphore = GetLock(path);
Directory.CreateDirectory(Path.GetDirectoryName(path));
// Acquire a lock
await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
// Check again in case it was saved while waiting for the lock
if (!File.Exists(path))
{
using (var fileStream = _fileSystem.GetFileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, true))
Directory.CreateDirectory(Path.GetDirectoryName(path));
using (var stream = await _mediaEncoder.ExtractImage(new[] { item.Path }, InputType.File, true, null, null, cancellationToken).ConfigureAwait(false))
{
await stream.CopyToAsync(fileStream).ConfigureAwait(false);
using (var fileStream = _fileSystem.GetFileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, true))
{
await stream.CopyToAsync(fileStream).ConfigureAwait(false);
}
}
}
finally
{
semaphore.Release();
}
}
finally
{
semaphore.Release();
}
}